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std::front_insert_iterator< _Container >(3cxx) std::front_insert_iterator< _Container >(3cxx)

NAME

std::front_insert_iterator< _Container > -

SYNOPSIS

Inherits std::iterator< output_iterator_tag, void, void, void, void >.

Public Types


typedef _Container container_type
 
typedef void difference_type
 
typedef output_iterator_tag iterator_category
 
typedef void pointer
 
typedef void reference
 
typedef void value_type
 

Public Member Functions


front_insert_iterator (_Container &__x)
 
front_insert_iterator & operator* ()
 
front_insert_iterator & operator++ ()
 
front_insert_iterator operator++ (int)
 
front_insert_iterator & operator= (const typename _Container::value_type &__value)
 
front_insert_iterator & operator= (typename _Container::value_type &&__value)
 

Protected Attributes


_Container * container
 

Detailed Description

template<typename _Container>class std::front_insert_iterator< _Container >

Turns assignment into insertion.
These are output iterators, constructed from a container-of-T. Assigning a T to the iterator prepends it to the container using push_front.
Tip: Using the front_inserter function to create these iterators can save typing.
Definition at line 493 of file stl_iterator.h.

Member Typedef Documentation

template<typename _Container > typedef _Container std::front_insert_iterator< _Container >:: container_type

A nested typedef for the type of whatever container you used.
Definition at line 501 of file stl_iterator.h.

typedef void std::iterator< output_iterator_tag , void , void , void , void >:: difference_type [inherited]

Distance between iterators is represented as this type.
Definition at line 125 of file stl_iterator_base_types.h.

typedef output_iterator_tag std::iterator< output_iterator_tag , void , void , void , void >:: iterator_category [inherited]

One of the tag types.
Definition at line 121 of file stl_iterator_base_types.h.

typedef void std::iterator< output_iterator_tag , void , void , void , void >:: pointer [inherited]

This type represents a pointer-to-value_type.
Definition at line 127 of file stl_iterator_base_types.h.

typedef void std::iterator< output_iterator_tag , void , void , void , void >:: reference [inherited]

This type represents a reference-to-value_type.
Definition at line 129 of file stl_iterator_base_types.h.

typedef void std::iterator< output_iterator_tag , void , void , void , void >:: value_type [inherited]

The type 'pointed to' by the iterator.
Definition at line 123 of file stl_iterator_base_types.h.

Constructor & Destructor Documentation

template<typename _Container > std::front_insert_iterator< _Container >::front_insert_iterator (_Container &__x) [inline], [explicit]

The only way to create this iterator is with a container.
Definition at line 504 of file stl_iterator.h.

Member Function Documentation

template<typename _Container > front_insert_iterator& std::front_insert_iterator< _Container >::operator* () [inline]

Simply returns *this.
Definition at line 542 of file stl_iterator.h.

template<typename _Container > front_insert_iterator& std::front_insert_iterator< _Container >::operator++ () [inline]

Simply returns *this. (This iterator does not move.)
Definition at line 547 of file stl_iterator.h.

template<typename _Container > front_insert_iterator std::front_insert_iterator< _Container >::operator++ (int) [inline]

Simply returns *this. (This iterator does not move.)
Definition at line 552 of file stl_iterator.h.

template<typename _Container > front_insert_iterator& std::front_insert_iterator< _Container >::operator= (const typename _Container::value_type &__value) [inline]

Parameters:
__value An instance of whatever type container_type::const_reference is; presumably a reference-to-const T for container<T>.
Returns:
This iterator, for chained operations.
This kind of iterator doesn't really have a position in the container (you can think of the position as being permanently at the front, if you like). Assigning a value to the iterator will always prepend the value to the front of the container.
Definition at line 526 of file stl_iterator.h.

Author

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Fri Dec 19 2014 libstdc++